CVE-2022-24845 Information

Description

Vyper is a pythonic Smart Contract Language for the ethereum virtual machine. In affected versions the return of <iface>.returns_int128() is not validated to fall within the bounds of int128. This issue can result in a misinterpretation of the integer value and lead to incorrect behavior. As of v0.3.0 <iface>.returns_int128() is validated in simple expressions but not complex expressions. Users are advised to upgrade. There is no known workaround for this issue.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Reference

https://github.com/vyperlang/vyper/security/advisories/GHSA-j2x6-9323-fp7h https://github.com/vyperlang/vyper/commit/049dbdc647b2ce838fae7c188e6bb09cf16e470b

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

9.8